Pigsty Blog Articles
The Versatile file_fdw — Reading System Information from Your Database
December 01, 2017 in PostgreSQL
With `file_fdw`, you can easily view operating system information, fetch network data, and feed various data sources into your database for unified viewing and management.
With `file_fdw`, you can easily view operating system information, fetch network data, and feed various data sources into your database for unified viewing and management.
Installing PostGIS from Source
September 07, 2017 in PostgreSQL
PostGIS is PostgreSQL's killer extension, but compiling and installing it isn't easy.
PostGIS is PostgreSQL's killer extension, but compiling and installing it isn't easy.
Common Linux Statistics CLI Tools
September 07, 2017 in PostgreSQL
top, free, vmstat, iostat: Quick reference for four commonly used CLI tools
top, free, vmstat, iostat: Quick reference for four commonly used CLI tools
Go Database Tutorial: database/sql
August 24, 2017 in PostgreSQL
Similar to JDBC, Go also has a standard database access interface. This article details how to use database/sql in Go and important considerations.
Similar to JDBC, Go also has a standard database access interface. This article details how to use database/sql in Go and important considerations.
Implementing Cache Synchronization with Go and PostgreSQL
August 03, 2017 in PostgreSQL
Cleverly utilizing PostgreSQL's Notify feature, you can conveniently notify applications of metadata changes and implement trigger-based logical replication.
Cleverly utilizing PostgreSQL's Notify feature, you can conveniently notify applications of metadata changes and implement trigger-based logical replication.
Auditing Data Changes with Triggers
June 09, 2017 in PostgreSQL
Sometimes we want to record important metadata changes for audit purposes. PostgreSQL triggers can conveniently solve this need automatically.
Sometimes we want to record important metadata changes for audit purposes. PostgreSQL triggers can conveniently solve this need automatically.
Building an ItemCF Recommender in Pure SQL
April 05, 2017 in PostgreSQL
Five minutes, PostgreSQL, and the MovieLens dataset—that’s all you need to implement a classic item-based collaborative filtering recommender.
Five minutes, PostgreSQL, and the MovieLens dataset—that’s all you need to implement a classic item-based collaborative filtering recommender.
UUID Properties, Principles and Applications
November 06, 2016 in PostgreSQL
UUID properties, principles and applications, and how to manipulate UUIDs using PostgreSQL stored procedures.
UUID properties, principles and applications, and how to manipulate UUIDs using PostgreSQL stored procedures.
PostgreSQL MongoFDW Installation and Deployment
May 28, 2016 in PostgreSQL
Recently had business requirements to access MongoDB through PostgreSQL FDW, but compiling MongoDB FDW is really a nightmare.
Recently had business requirements to access MongoDB through PostgreSQL FDW, but compiling MongoDB FDW is really a nightmare.